Get CheckBox automation tests passing on macOS.

native/Avalonia.Native/src/OSX/automation.mm

@@ -194,7 +194,7 @@ private:
         switch (_peer->ToggleProvider_GetToggleState()) {
             case 0: return [NSNumber numberWithBool:NO];
             case 1: return [NSNumber numberWithBool:YES];
-            default: return [NSNumber numberWithInt:-1];
+            default: return [NSNumber numberWithInt:2];
         }
     }
     else if (_peer->IsValueProvider())
@@ -314,6 +314,10 @@ private:
     {
         _peer->ExpandCollapseProvider_Expand();
     }
+    else if (_peer->IsToggleProvider())
+    {
+        _peer->ToggleProvider_Toggle();
+    }
     return YES;
 }
 
@@ -357,7 +361,7 @@ private:
     }
     else if (selector == @selector(accessibilityPerformPress))
     {
-        return _peer->IsInvokeProvider() || _peer->IsExpandCollapseProvider();
+        return _peer->IsInvokeProvider() || _peer->IsExpandCollapseProvider() || _peer->IsToggleProvider();
     }
     else if (selector == @selector(accessibilityPerformIncrement) ||
              selector == @selector(accessibilityPerformDecrement) ||

tests/Avalonia.IntegrationTests.Win32/CheckBoxTests.cs

@@ -6,7 +6,7 @@ namespace Avalonia.IntegrationTests.Win32
     [Collection("Default")]
     public class CheckBoxTests
     {
-        private AppiumDriver<AppiumWebElement> _session;
+        private readonly AppiumDriver<AppiumWebElement> _session;
 
         public CheckBoxTests(TestAppFixture fixture)
         {
@@ -22,14 +22,11 @@ namespace Avalonia.IntegrationTests.Win32
         {
             var checkBox = _session.FindElementByAccessibilityId("UncheckedCheckBox");
 
-            Assert.Equal("Unchecked", checkBox.Text);
-            Assert.False(checkBox.Selected);
-            Assert.Equal("0", checkBox.GetAttribute("Toggle.ToggleState"));
+            Assert.Equal("Unchecked", checkBox.GetName());
+            Assert.Equal(false, checkBox.GetIsChecked());
 
             checkBox.Click();
-
-            Assert.True(checkBox.Selected);
-            Assert.Equal("1", checkBox.GetAttribute("Toggle.ToggleState"));
+            Assert.Equal(true, checkBox.GetIsChecked());
         }
 
         [Fact]
@@ -37,14 +34,11 @@ namespace Avalonia.IntegrationTests.Win32
         {
             var checkBox = _session.FindElementByAccessibilityId("CheckedCheckBox");
 
-            Assert.Equal("Checked", checkBox.Text);
-            Assert.True(checkBox.Selected);
-            Assert.Equal("1", checkBox.GetAttribute("Toggle.ToggleState"));
+            Assert.Equal("Checked", checkBox.GetName());
+            Assert.Equal(true, checkBox.GetIsChecked());
 
             checkBox.Click();
-
-            Assert.False(checkBox.Selected);
-            Assert.Equal("0", checkBox.GetAttribute("Toggle.ToggleState"));
+            Assert.Equal(false, checkBox.GetIsChecked());
         }
 
         [Fact]
@@ -52,21 +46,17 @@ namespace Avalonia.IntegrationTests.Win32
         {
             var checkBox = _session.FindElementByAccessibilityId("ThreeStateCheckBox");
 
-            Assert.Equal("ThreeState", checkBox.Text);
-            Assert.Equal("2", checkBox.GetAttribute("Toggle.ToggleState"));
+            Assert.Equal("ThreeState", checkBox.GetName());
+            Assert.Null(checkBox.GetIsChecked());
 
             checkBox.Click();
-
-            Assert.False(checkBox.Selected);
-            Assert.Equal("0", checkBox.GetAttribute("Toggle.ToggleState"));
+            Assert.Equal(false, checkBox.GetIsChecked());
 
             checkBox.Click();
-
-            Assert.True(checkBox.Selected);
-            Assert.Equal("1", checkBox.GetAttribute("Toggle.ToggleState"));
+            Assert.Equal(true, checkBox.GetIsChecked());
 
             checkBox.Click();
-            Assert.Equal("2", checkBox.GetAttribute("Toggle.ToggleState"));
+            Assert.Null(checkBox.GetIsChecked());
         }
     }
 }

tests/Avalonia.IntegrationTests.Win32/ElementExtensions.cs

@@ -8,6 +8,15 @@ namespace Avalonia.IntegrationTests.Win32
     {
         public static string GetName(this AppiumWebElement element) => GetAttribute(element, "Name", "title");
 
+        public static bool? GetIsChecked(this AppiumWebElement element) =>
+            GetAttribute(element, "Toggle.ToggleState", "value") switch
+            {
+                "0" => false,
+                "1" => true,
+                "2" => null,
+                _ => throw new ArgumentOutOfRangeException($"Unexpected IsChecked value.")
+            };
+
         public static string GetAttribute(AppiumWebElement element, string windows, string macOS)
         {
             return element.GetAttribute(RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ? windows : macOS);

tests/Avalonia.IntegrationTests.Win32/TestAppFixture.cs

@@ -52,7 +52,17 @@ namespace Avalonia.IntegrationTests.Win32
 
         public AppiumDriver<AppiumWebElement> Session { get; }
 
-        public void Dispose() => Session.Close();
+        public void Dispose()
+        {
+            try
+            {
+                Session.Close();
+            }
+            catch
+            {
+                // Closing the session currently seems to crash the mac2 driver.
+            }
+        }
 
         [DllImport("user32.dll")]
         [return: MarshalAs(UnmanagedType.Bool)]